"10 years on, I'm thrilled to be working with Orlando again," Jackson said. "I look older - he doesn't! Orlando created an iconic character with his portrayal of Legolas, and we're excited to be revisiting Middle Earth with him once more."

Bloom's former "The Lord of the Rings," castmates -- Andy Serkis, Elijah Wood, Ian McKellen and Cate Blanchett -- will join him to reprise their roles in the "The Hobbit."